Gini coefficient (before tax) in New Zealand
New Zealand: Gini coefficient (before tax) was 0.4649 in 2022. ▼ Falling
Gini coefficient (before tax) in New Zealand, 1921–2022
Source: World Inequality Database (WID.world) (2026) – with major processing by Our World in Data.
Analysis
New Zealand recorded 0.4649 for gini coefficient (before tax) in 2022.
The figure is down 7.0% on the previous year and up 5.9% over ten years.
Over the whole period, gini coefficient (before tax) in New Zealand peaked at 0.6805 in 1930 and was at its lowest, 0.408, in 2018.
That places New Zealand 93rd out of 113 countries with data for 2022, putting it in the bottom quarter.
The long-run direction has been consistently falling across the 102 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1920s | 0.6463 | 0.6206 | 0.663 | 9 |
| 1930s | 0.6451 | 0.5665 | 0.6805 | 10 |
| 1940s | 0.5649 | 0.5366 | 0.5888 | 10 |
| 1950s | 0.5837 | 0.5583 | 0.6066 | 10 |
| 1960s | 0.5561 | 0.5486 | 0.5643 | 10 |
| 1970s | 0.5366 | 0.5073 | 0.5609 | 10 |
| 1980s | 0.5102 | 0.4936 | 0.5278 | 10 |
| 1990s | 0.5442 | 0.5299 | 0.5628 | 10 |
| 2000s | 0.4665 | 0.4121 | 0.5074 | 10 |
| 2010s | 0.4403 | 0.408 | 0.5077 | 10 |
| 2020s | 0.4822 | 0.4649 | 0.4999 | 3 |
Countries ranked near New Zealand
More poverty & inequality data for New Zealand
- Fertility rate vs. share living in extreme poverty 1.67 live births per woman (2023)
- Cereal yield vs. share in extreme poverty 9,102 kg per hectare (2024)
- Tax revenue as share of GDP vs. income inequality 34.7% (2023)
- Gender Inequality Index 0.082 (2023)
- Lifespan inequality: Gini coefficient in women 0.0796 (2023)
- Lifespan inequality: Gini coefficient by sex 0.0796 (2023)
- Lifespan inequality: Gini coefficient in men 0.0944 (2023)
- Share of government consumption in GDP vs. share of population living in extreme poverty 24.9% (2023)
- Income inequality: Atkinson index 0.1809 (2023)
- Population living in slums 0.0% (2022)
Frequently asked questions
- What is gini coefficient (before tax) in New Zealand?
- Gini coefficient (before tax) in New Zealand was 0.4649 in 2022, according to World Inequality Database (WID.world) (2026) – with major processing by Our World in Data.
- What is the highest gini coefficient (before tax) recorded in New Zealand?
- The highest recorded value was 0.6805 in 1930.
- What is the lowest gini coefficient (before tax) recorded in New Zealand?
- The lowest recorded value was 0.408 in 2018.
- How does New Zealand rank for gini coefficient (before tax)?
- New Zealand ranks 93rd out of 113 countries with data for 2022.
- Is gini coefficient (before tax) rising or falling in New Zealand?
- Over the last ten years it is up 5.9%. The long-run trend across the full record is falling.
- Where does this New Zealand data come from?
- The figures come from World Inequality Database (WID.world) (2026) – with major processing by Our World in Data, published as part of Gini coefficient (before tax). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 102 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
The Gini coefficient measures inequality on a scale from 0 to 1. Higher values indicate higher inequality. Inequality is measured here in terms of income before taxes and benefits.